Question: What stepper motor has the least torque?
Paraphrase: What stepper engine has the slightest torque?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q235790 . ?ent wdt:P2230 ?obj . ?ent wdt:P31 wd:Q235790. } ORDER BY ASC(?obj)LIMIT 5 
Answer: NEMA 17 Stepper motor Model 42HT47, NEMA 17 Stepper motor Model LDO-42STH47-1684A, NEMA 17 Stepper motor Model 42SHD0404-22